2Y5W

Crystal structure of Drosophila melanogaster kinesin-1 motor domain dimer

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	KINESIN HEAVY CHAIN	polymer	365	40885.3	2	UniProt (P17210) Pfam (PF00225)	DROSOPHILA MELANOGASTER (FRUIT FLY)
2	C, E (A, B)	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	2	Chemie (ADP)
3	D, F (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
4	G, H (A, B)	water	water		18.0	180	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	81770.6
Non-Polymers*	Number of molecules	4
	Total formula weight	903.0
All*	Total formula weight	82673.6

*Water molecules are not included.